Parinari, FROM

Barbosa-Silva, Rafael Gomes, 2024, A Taxonomic Treatment of Parinari (Chrysobalanaceae) in the Atlantic Forest, Brazil, Systematic Botany (Basel, Switzerland) 49 (2), pp. 381-395 : 385

KEY TO SPECIES OF PARINARI FROM THE ATLANTIC FOREST

1. Leaf blade chartaceous; nectaries one or rarely two pairs on the mid-petiole region; petal veins conspicuous....................................... 2 2. Trunk with scaly rhytidome; petioles 2.2–3 mm wide; flowers 9–10 mm long, petals 3–4.6 mm long.................................. 4. P. pohlii 2. Trunk with lenticellate rhytidome; petioles 0.7–1.6(–2) mm wide; flowers 5–6 mm long, petals 1.5–2.2 mm long................... 2. P. brasiliensis

1. Leaf blade coriaceous; nectaries absent or rarely one pair in the leaf blade-petiole junction; petal veins inconspicuous............................... 3 3. Leaf blades convex; petioles 3–3.5(–4.5) mm wide, terete; stipules often persistent, 26–28(–38) mm long; bracts ca. 6.5 mm long......... 1. P. alvimii 3. Leaf blades plane to slightly concave; petioles 1.2–2.4 mm wide, canaliculate, rarely terete; stipules caducous, 16–20 mm long; bracts ca. 4 mm long....................................................................................................................... 3. P. littoralis